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GLW · Corning Inc /Ny

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Market Cap
$131.51B
Shares
860.64M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 2,677
Total Value: $168,664,009,942
Total Shares: 660,484,405
Showing 1–100 of 2,770 holdings by value · page 1 of 28

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,677 13F filers · Δ vs Mar 31, 2026
Top Holder
10.0%
Sep 2023 → Jun 2026 · range 10.0% – 16.6%
−0.5 pts
Top 5
33.1%
Sep 2023 → Jun 2026 · range 32.6% – 42.4%
+0.5 pts
Top 10
47.5%
Sep 2023 → Jun 2026 · range 46.3% – 54.4%
+1.3 pts
HHI
317
Sep 2023 → Jun 2026 · range 311 – 507
Broadly held+6

Quarterly Activity

vs Mar 31, 2026
New
571
Increased
901
Decreased
956
Sold Out
162
Unchanged
249
Holder count: +409
Institutional value: +96.0%
Shares held: +4.3%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,770
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 24741 CUSIP 219350105 13F (30d) 1670 filings 1653 filers Visit website Investor relations